.page-disclaimer {
  --disc-ink-soft: rgba(7, 20, 28, 0.78);
  --disc-grid: rgba(143, 168, 179, 0.26);
  background: var(--paper);
  color: var(--ink);
}

.page-disclaimer .disc-crumb {
  padding: 16px 0 4px;
}

.page-disclaimer .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--slate);
}

.page-disclaimer .breadcrumb-list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-disclaimer .breadcrumb-list a {
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-disclaimer .breadcrumb-list a:hover,
.page-disclaimer .breadcrumb-list a:focus-visible {
  border-bottom-color: var(--amber);
}

/* ---------- 首屏须知牌 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  margin-top: 16px;
  padding: 32px 0 40px;
  color: var(--paper);
  background:
    repeating-linear-gradient(90deg, transparent 0 47px, var(--disc-grid) 47px 48px),
    radial-gradient(120% 120% at 88% 0%, rgba(49, 200, 184, 0.18), transparent 58%),
    linear-gradient(158deg, var(--night) 0%, var(--night-2) 58%, #0a1a24 100%);
  border-bottom: 1px solid rgba(143, 168, 179, 0.28);
  overflow: hidden;
}

.page-disclaimer .disc-hero__inner {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-disclaimer .disc-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 6vw, 52px);
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-disclaimer .disc-hero__lead {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper-80);
}

.page-disclaimer .disc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 24px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px dashed rgba(143, 168, 179, 0.4);
  font-size: 13px;
  line-height: 1.6;
  color: var(--paper-55);
}

.page-disclaimer .disc-hero__meta .mono {
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--aqua);
}

.page-disclaimer .disc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-disclaimer .disc-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-l) var(--radius-s) var(--radius-l) var(--radius-s);
  overflow: hidden;
  background: var(--night-2);
  box-shadow: 0 18px 40px rgba(7, 20, 28, 0.32);
}

.page-disclaimer .disc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-disclaimer .disc-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--disc-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--disc-grid) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.5;
  mix-blend-mode: screen;
}

.page-disclaimer .disc-hero__caption {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--paper-70);
  background: rgba(11, 31, 42, 0.72);
}

.page-disclaimer .disc-hero__tag {
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--night);
  background: var(--amber-soft);
  border-radius: var(--radius-s);
}

/* ---------- 正文与索引 ---------- */
.page-disclaimer .disc-body {
  padding: 32px 0 80px;
}

.page-disclaimer .disc-layout {
  display: grid;
  gap: 24px;
}

.page-disclaimer .disc-index {
  padding: 18px 18px 20px;
  color: var(--paper);
  background: linear-gradient(165deg, var(--slate), #324955);
  border-radius: var(--radius-s) var(--radius-l) var(--radius-s) var(--radius-m);
}

.page-disclaimer .disc-index__title {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--amber-soft);
}

.page-disclaimer .disc-index__list {
  display: flex;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .disc-index__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  white-space: nowrap;
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--paper-80);
  text-decoration: none;
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-disclaimer .disc-index__list .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--aqua);
}

.page-disclaimer .disc-index__list a:hover,
.page-disclaimer .disc-index__list a:focus-visible {
  color: var(--paper);
  background: rgba(247, 242, 232, 0.12);
  border-left-color: var(--amber);
}

.page-disclaimer .disc-index__list a:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-disclaimer .disc-index__note {
  margin: 14px 0 0;
  padding-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--paper-55);
  border-top: 1px solid rgba(247, 242, 232, 0.16);
}

.page-disclaimer .disc-index__note a {
  color: var(--amber-soft);
}

.page-disclaimer .disc-items {
  display: grid;
  gap: 16px;
}

.page-disclaimer .disc-item {
  display: grid;
  gap: 12px;
  padding: 22px 18px 24px;
  border-radius: var(--radius-s) var(--radius-l) var(--radius-s) var(--radius-s);
  background: linear-gradient(180deg, rgba(111, 149, 168, 0.13), rgba(111, 149, 168, 0.03));
  scroll-margin-top: 96px;
}

.page-disclaimer .disc-item:nth-child(even) {
  background: linear-gradient(180deg, rgba(242, 163, 58, 0.14), rgba(242, 163, 58, 0.03));
}

.page-disclaimer .disc-item__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--slate);
  opacity: 0.72;
}

.page-disclaimer .disc-item h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.35;
  color: var(--night);
}

.page-disclaimer .disc-item h2::after {
  content: "";
  display: block;
  width: 34px;
  height: 3px;
  margin-top: 10px;
  background: var(--amber);
  border-radius: 2px;
}

.page-disclaimer .disc-item p {
  max-width: 36em;
  margin: 0 0 12px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--disc-ink-soft);
}

.page-disclaimer .disc-item p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disc-item .link-inline {
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
}

.page-disclaimer .disc-item .link-inline:hover,
.page-disclaimer .disc-item .link-inline:focus-visible {
  color: var(--night);
  background: var(--amber-soft);
}

.page-disclaimer .disc-points {
  display: grid;
  gap: 8px;
  margin: 14px 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-points li {
  padding: 8px 12px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--disc-ink-soft);
  background: rgba(247, 242, 232, 0.66);
  border-left: 3px solid var(--mist);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
}

.page-disclaimer .disc-points .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate);
  letter-spacing: 0.02em;
}

/* ---------- 联系块 ---------- */
.page-disclaimer .disc-contact {
  margin-top: 16px;
  padding: 20px 18px;
  color: var(--paper);
  background:
    radial-gradient(110% 120% at 100% 0%, rgba(49, 200, 184, 0.16), transparent 62%),
    var(--night);
  border-radius: var(--radius-m) var(--radius-l) var(--radius-s) var(--radius-s);
}

.page-disclaimer .disc-contact__row {
  display: grid;
  gap: 2px;
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.7;
}

.page-disclaimer .disc-contact__label {
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--aqua);
}

.page-disclaimer .disc-contact__value {
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-disclaimer .disc-contact__value.mono {
  font-family: var(--font-mono);
  font-size: 15px;
}

.page-disclaimer .disc-contact__note {
  margin: 14px 0 0;
  padding-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--paper-55);
  border-top: 1px solid rgba(143, 168, 179, 0.34);
}

/* ---------- 回到顶部 ---------- */
.page-disclaimer .disc-top {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--amber);
  background: var(--night);
  border: 1px solid rgba(242, 163, 58, 0.5);
  border-radius: var(--radius-s);
  box-shadow: 0 8px 20px rgba(7, 20, 28, 0.28);
  transition: transform var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.page-disclaimer .disc-top:hover,
.page-disclaimer .disc-top:focus-visible {
  transform: translateY(-2px);
  background: var(--night-2);
  color: var(--amber-soft);
}

.page-disclaimer .disc-top:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
  box-shadow: inset 0 0 0 2px rgba(49, 200, 184, 0.45);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .disc-points {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer .disc-item {
    padding: 26px 24px 28px;
  }

  .page-disclaimer .disc-contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 24px;
  }

  .page-disclaimer .disc-contact__note {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .disc-hero {
    padding: 48px 0 56px;
  }

  .page-disclaimer .disc-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 48px;
    align-items: center;
  }

  .page-disclaimer .disc-hero__figure img {
    aspect-ratio: 5 / 4;
  }

  .page-disclaimer .disc-body {
    padding: 56px 0 104px;
  }

  .page-disclaimer .disc-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-disclaimer .disc-index {
    position: sticky;
    top: 96px;
    padding: 22px 20px 24px;
  }

  .page-disclaimer .disc-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .disc-index__list a {
    width: 100%;
    padding: 9px 12px;
    white-space: normal;
    font-size: 15px;
  }

  .page-disclaimer .disc-items {
    gap: 20px;
  }

  .page-disclaimer .disc-item {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 20px;
    padding: 30px 32px 32px;
  }

  .page-disclaimer .disc-item__num {
    font-size: 52px;
    padding-top: 2px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .disc-layout {
    grid-template-columns: 264px minmax(0, 1fr);
    gap: 64px;
  }

  .page-disclaimer .disc-hero__inner {
    gap: 64px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-index__list a,
  .page-disclaimer .disc-top {
    transition: none;
  }

  .page-disclaimer .disc-top:hover,
  .page-disclaimer .disc-top:focus-visible {
    transform: none;
  }
}